AI makes it pretty trivial to vomit out large amounts of code. 250,000 lines is nothing. The code quality is garbage, of course, and will be hell to maintain in the coming years. It will likely just be rewritten again if the company is still around.

If there’s one thing high school students have a ton of it’s free time. When I was that age I put thousands of hours into video games and got nothing to show for it. I applaud this kid for turning his high school hobby into a paycheque.